Siemens NSB Q2015NC Miniature Circuit Breaker

Siemens Q2015NC is a Type QT twin (tandem) miniature circuit breaker for 120V circuits, providing two separate protections in a single plug‑in 2‑pole device, with one pole rated 20A and the other 15A. As a non-CTL (NC) breaker, it is designed to fit Siemens panels that accept QT twin breakers, and it carries a 10 kA interrupt rating with a thermal/magnetic trip. The breaker is a compact, half‑inch‑per‑pole unit, with overall dimensions around 3 in long by 2 in wide by 3 in high. UL Listed and CSA Approved, this Q2015NC model is the official Siemens part number for tandem protection in appropriate panel configurations.